UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120811.upa.cvt Date: 1100Z 8 DEC 25 Searching for YBBN... Searching the city database file for: YBBN ... Date:1100Z 8 DEC 25 Station: YBBN WMO ident: 94578 Latitude: -27.38 Longitude: 153.10 Elevation: 5.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1014 5 23.2 19.8 81 3.4 20.8 50 6 295.2 297.8 293.5 336.7 14.48 1 1008 57 24.0 19.5 76 4.5 20.9 44 9 296.5 299.1 293.7 337.7 14.29 2 1000 126 23.4 19.4 78 4.0 20.6 35 14 296.5 299.1 293.8 337.8 14.32 3 951 563 19.6 17.7 89 1.9 18.3 52 11 297.0 299.4 293.3 336.1 13.52 4 925 802 18.6 12.6 68 6.0 14.8 30 6 298.3 300.1 291.0 327.4 9.96 5 906 980 17.4 11.4 68 6.0 13.7 27 12 298.9 300.6 290.6 326.3 9.38 6 865 1375 15.2 12.8 86 2.4 13.7 93 9 300.6 302.5 292.3 332.3 10.80 7 850 1523 15.2 10.7 74 4.5 12.4 115 6 302.1 303.8 291.8 330.4 9.55 8 833 1694 14.4 9.4 72 5.0 11.3 132 8 303.0 304.6 291.6 329.5 8.92 9 820 1827 15.0 4.0 48 11.0 8.8 144 10 305.0 306.1 289.9 323.9 6.22 10 805 1983 14.2 1.2 41 13.0 7.2 143 12 305.7 306.7 289.2 321.6 5.19 11 762 2444 10.4 6.1 75 4.3 7.9 165 21 306.5 307.9 291.7 330.0 7.77 12 728 2823 8.0 -1.0 53 9.0 3.4 168 20 307.9 308.8 289.6 323.0 4.89 13 725 2857 8.6 -13.4 20 22.0 -0.1 168 20 308.9 309.2 287.1 315.0 1.87 14 719 2926 9.0 -24.0 8 33.0 -1.6 169 19 310.1 310.2 286.3 312.7 0.76 15 700 3147 7.6 -24.4 8 32.0 -2.4 170 19 310.9 311.0 286.5 313.5 0.76 16 655 3690 4.4 -32.6 5 37.0 -5.2 188 14 313.3 313.3 286.9 314.6 0.38 17 652 3727 4.8 -35.2 4 40.0 -5.1 188 14 314.1 314.2 287.1 315.2 0.29 18 569 4824 -1.1 -30.1 9 29.0 -8.8 188 14 319.7 319.8 289.2 321.6 0.55 19 521 5520 -5.9 -27.9 16 22.0 -11.8 195 19 322.0 322.2 290.2 324.7 0.74 20 500 5840 -8.7 -22.7 31 14.0 -12.9 200 21 322.4 322.7 290.7 326.7 1.23 21 458 6514 -13.9 -22.9 47 9.0 -16.4 212 19 324.1 324.4 291.3 328.7 1.32 22 455 6564 -14.3 -23.3 46 9.0 -16.8 210 18 324.2 324.5 291.3 328.7 1.29 23 400 7530 -20.3 -34.3 28 14.0 -22.9 205 31 328.6 328.7 291.9 330.5 0.52 24 376 7984 -24.1 -34.1 39 10.0 -25.8 210 29 329.4 329.6 292.2 331.5 0.57 25 367 8160 -25.5 -46.5 12 21.0 -27.9 208 29 329.9 329.9 291.9 330.5 0.16 26 331 8900 -30.1 -47.1 17 17.0 -31.8 211 32 333.4 333.5 292.8 334.1 0.17 27 319 9161 -32.3 -42.3 36 10.0 -33.4 215 35 333.9 334.0 293.1 335.1 0.29 28 300 9590 -35.9 -47.9 28 12.0 -36.9 215 36 334.8 334.8 293.2 335.4 0.17 29 289 9848 -38.1 -55.1 15 17.0 -39.1 209 38 335.2 335.2 293.2 335.5 0.07 30 266 10414 -42.7 -52.7 33 10.0 -43.2 196 44 336.6 336.6 293.6 337.0 0.11 31 250 10830 -45.7 -54.7 36 9.0 -46.1 190 46 338.1 338.1 294.0 338.5 0.09 32 240 11102 -47.1 -61.1 19 14.0 -47.6 191 48 340.0 340.0 294.4 340.2 0.04 33 200 12290 -56.1 -68.1 21 12.0 -56.3 195 50 343.9 343.9 295.3 344.0 0.02 34 194 12482 -57.7 -67.7 27 10.0 -57.9 194 49 344.4 344.4 295.4 344.5 0.02 35 150 14070 -65.7 -78.7 15 13.0 -65.8 210 36 356.9 356.9 298.1 356.9 0.01 36 145 14276 -66.3 -80.3 12 14.0 -66.4 210 36 359.3 359.3 298.6 359.4 0.00 37 118 15520 -68.1 -85.1 7 17.0 -68.2 196 35 377.8 377.8 301.9 377.8 0.00 38 100 16500 -74.1 -87.1 12 13.0 -74.2 215 31 384.6 384.6 303.0 384.6 0.00 39 97 16677 -74.7 -87.7 12 13.0 -74.7 210 29 386.8 386.8 303.3 386.8 0.00 40 74 18269 -68.9 -87.9 5 19.0 -69.0 190 12 430.1 430.1 308.9 430.1 0.00 41 70 18600 -70.1 -88.1 5 18.0 -70.2 185 8 434.4 434.4 309.3 434.4 0.00 42 55 20049 -65.5 -88.5 3 23.0 -65.8 110 12 476.0 476.0 313.1 476.0 0.00 43 52 20390 -66.1 -89.1 3 23.0 -66.4 92 12 482.3 482.3 313.6 482.3 0.00 44 50 20630 -61.7 -87.7 2 26.0 -62.1 80 13 498.1 498.1 314.8 498.1 0.00 45 46 21148 -61.3 -87.3 2 26.0 -61.9 84 14 511.1 511.1 315.7 511.1 0.00 46 39 22166 -64.1 -89.1 2 25.0 -64.6 92 15 528.7 528.7 316.8 528.7 0.00 47 32 23400 -56.9 -85.9 1 29.0 -58.1 102 16 578.7 578.7 319.6 578.8 0.01 48 30 23810 -55.9 -84.9 1 29.0 -57.3 105 17 592.2 592.3 320.3 592.3 0.01 49 25 24973 -54.7 -84.7 1 30.0 -56.6 627.4 627.4 321.8 627.5 0.01 TRP 97 16677 -74.7 -87.7 12 13.0 -74.7 210 29 386.8 386.8 303.3 386.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5714.00 m Freezing level: 584.47 mb = 4619.44 m = 15155.45 ft Wetbulb zero: 725.08 mb = 2855.72 m = 9369.03 ft Precipitable water: 1.21 inches Sfc-500 mean rel hum: 38.15 % Est. max temperature: 28.71 C = 83.68 F Sfc-Lift cond lev (LCL): 964.92 mb = 436.57 m = 1432.30 ft T: 20.70 C 700-500 lapse rate: 6.05 C/km ThetaE index: 17.37 C Layer 728.0- 700.0 mb Conv cond level (CCL): 873.81 mb = 1288.19 m = 4226.30 ft Mean mixing ratio: 12.92 g/kg Conv temperature: 28.24 C = 82.83 F Cap Strength: 2.73 C Lifted Index: 0.42 C Risk: Showers probable Lifted Index @300 mb: 1.52 C Lifted Index @700 mb: 1.72 C Showalter Index: 2.35 C Risk: Showers probable Total Totals Index: 43.30 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 19.40 C K Index: 2.60 Risk: None Sweat Index: 161.40 Risk: None Energy Index: -0.65 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.84 J/kg Max Up Vert Vel: 5.97 m/s Conv Inhibition (B-): 281.20 J/kg Cap Strength: 2.75 C Lift Cond Lev (LCL): 913.60 mb = 908.35 m = 2980.10 ft Lev Free Conv (LFC): 478.60 mb = 6175.93 m = 20262.00 ft Equ Level (EL): 418.60 mb = 7189.14 m = 23586.12 ft B at Equ Level: 17.73 J/kg Max Parcel Lev (MPL): 338.60 mb = 8737.10 m = 28664.67 ft Wind level data Storm motion: 200 at 11 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1014 5 50 6 -4.6 -3.9 | 31 16 -8.4 -14.1 1 1000 126 35 14 -8.0 -11.5 | 28 25 -11.8 -21.7 2 980 305 35 14 -8.0 -11.5 | 28 25 -11.8 -21.7 3 946 610 55 10 -8.2 -5.7 | 37 20 -11.9 -16.0 4 925 802 30 6 -3.0 -5.2 | 24 17 -6.8 -15.4 5 913 914 15 12 -3.1 -11.6 | 17 23 -6.9 -21.8 6 881 1219 70 13 -12.2 -4.4 | 47 22 -16.0 -14.7 7 850 1523 115 6 -5.4 2.5 | 50 12 -9.2 -7.7 8 850 1524 115 6 -5.4 2.5 | 50 12 -9.2 -7.7 9 819 1829 145 10 -5.7 8.2 | 78 10 -9.5 -2.1 10 790 2134 140 15 -9.6 11.5 | 95 13 -13.4 1.2 11 762 2438 165 21 -5.4 20.3 | 137 14 -9.2 10.0 12 708 3048 170 19 -3.3 18.7 | 140 11 -7.1 8.5 13 700 3147 170 19 -3.3 18.7 | 140 11 -7.1 8.5 14 682 3353 185 15 1.3 14.9 | 152 5 -2.5 4.7 15 632 3962 190 14 2.4 13.8 | 159 4 -1.3 3.5 16 609 4267 210 10 5.0 8.7 | 322 2 1.2 -1.6 17 564 4877 185 15 1.3 14.9 | 152 5 -2.5 4.7 18 500 5840 200 21 7.2 19.7 | 200 10 3.4 9.5 19 483 6096 210 24 12.0 20.8 | 218 13 8.2 10.5 20 464 6401 215 19 10.9 15.6 | 233 9 7.1 5.3 21 446 6706 205 18 7.6 16.3 | 212 7 3.8 6.1 22 428 7010 195 22 5.7 21.3 | 190 11 1.9 11.0 23 400 7530 205 31 13.1 28.1 | 208 20 9.3 17.8 24 379 7925 210 29 14.5 25.1 | 216 18 10.7 14.9 25 348 8534 205 29 12.3 26.3 | 208 18 8.5 16.0 26 306 9449 220 38 24.4 29.1 | 228 28 20.7 18.9 27 300 9590 215 36 20.6 29.5 | 221 26 16.9 19.2 28 256 10668 190 46 8.0 45.3 | 187 35 4.2 35.0 29 250 10830 190 46 8.0 45.3 | 187 35 4.2 35.0 30 213 11887 195 52 13.5 50.2 | 194 41 9.7 40.0 31 200 12290 195 50 12.9 48.3 | 194 39 9.2 38.0 32 175 13106 190 44 7.6 43.3 | 187 33 3.9 33.1 33 167 13411 205 36 15.2 32.6 | 207 25 11.5 22.4 34 151 14021 195 34 8.8 32.8 | 193 23 5.0 22.6 35 150 14070 210 36 18.0 31.2 | 214 25 14.2 20.9 36 144 14326 210 36 18.0 31.2 | 214 25 14.2 20.9 37 130 14935 215 34 19.5 27.9 | 222 24 15.7 17.6 38 123 15240 205 40 16.9 36.3 | 207 29 13.1 26.0 39 117 15545 195 34 8.8 32.8 | 193 23 5.0 22.6 40 111 15850 225 22 15.6 15.6 | 246 13 11.8 5.3 41 106 16154 235 24 19.7 13.8 | 258 16 15.9 3.5 42 100 16500 215 31 17.8 25.4 | 223 21 14.0 15.1 43 97 16677 210 29 14.5 25.1 | 216 18 10.7 14.9 44 96 16764 215 31 17.8 25.4 | 223 21 14.0 15.1 45 70 18600 185 8 0.7 8.0 | 53 4 -3.1 -2.3 46 50 20630 80 13 -12.8 -2.3 | 53 21 -16.6 -12.5 47 30 23810 105 17 -16.4 4.4 | 74 21 -20.2 -5.9 Wind Parameters Mean winds (0-6000m): 170.1 at 14.6 knts Storm direction: 200.1 at 10.9 knts Shear (0-3000m) pos: 5.1 neg: 1.2 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 109.4 deg Storm rel helicity (0-3000m) pos: 160.0 neg: -37.4 tot: 122.5 m^2/s^2 ave: 40.8 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 11.8 stream: 4.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.22 Bulk Shear: 80.92 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 38 13 30 23| 0.0 5.5 5.5| 14.8 -4.7 10.1 20.2 0.13| 12.7 1.6 1000 37 11 29 22| 0.0 3.5 3.5| 38.2 -35.1 3.1 3.1 -0.02| 14.5 -0.3 1500 47 11 34 21| 4.4 2.4 6.8| 98.5 -37.4 61.0 40.7 0.20| 15.9 3.2 2000 64 11 41 20| 5.3 1.8 7.1|119.6 -37.4 82.1 41.1 0.30| 14.1 4.3 2500 92 12 58 18| 6.3 1.4 7.7|158.4 -37.4 121.0 48.4 0.42| 13.7 5.7 3000 118 13 76 16| 5.1 1.2 6.2|160.0 -37.4 122.5 40.8 0.41| 11.8 4.8 4000 144 14 95 12| 3.3 0.9 4.2|164.8 -37.4 127.3 31.8 0.40| 10.0 4.0 5000 158 14 105 9| 2.5 0.5 3.0|166.7 -39.1 127.6 25.5 0.34| 9.3 3.2 6000 170 15 123 7| 2.8 0.4 3.2|183.8 -39.1 144.7 24.1 0.38| 8.6 3.3 Wrote GIF file: /home/apache/climate/data/raob//YBBN/skewt/YBBN.skewt.20251208.11.gif